1.5 - Angles (Drawing, Labeling, Measuring, Classifying) · 2019. 9. 3. · 1.5 Angles (Drawing,...
Transcript of 1.5 - Angles (Drawing, Labeling, Measuring, Classifying) · 2019. 9. 3. · 1.5 Angles (Drawing,...
1.5 Angles (Drawing, Labeling, Measuring, Classifying)
Mental Floss: Monday Sept 10th
W X Y
X is the midpoint of WY. Find the all possible values of WY.
1.5 Angles
Lesson Objectives
• Name Angles
• Measure and classify angles
• Identify congruent angles
• Use the Angle Addition Postulate to find angle measures
• Bisect Angles
AnglesAn angle is a set of points consisting of two different rays that have the same endpoint, called the vertex. The rays are the sides of the angle.
Naming Angles1.
2.
3.
4.
Classifying Angles
Acute:
Right:
Obtuse:
Straight:
1.5 Angles (Drawing, Labeling, Measuring, Classifying)
Interior of angle = The region containing all the points between the sides of the angle.
Exterior of angle = The region containing all the points outside the angle.
Congruent Segments = Segments with the same length or measure.
1.
2.
3. Tick marks
A B
X Y
Congruent Angles = Angles with the same measure.
1.
2.
3. Tick marks G
H
Mental Floss: Monday Sept 10th
C U B
You are given the following information:
• , , and
Find the CU and UB.